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Senna siamea
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Picture: Bart Wursten
Katombora, Zambian side of Zambezi
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| Synonyms: |
Cassia siamea Lam. |
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| Common names: | ||
| Description: | Small to medium-sized tree; bark smooth, grey. Leaves paripinnate, 7.5–23 cm long; leaflets in 6–12 pairs, elliptic to oblong, 2.4–6.8 cm long, shortly mucronate at the tip, sparsely appressed-pubescent beneath, marginal nerve prominent; petiolules 2–3 mm long; petiole 2–4.2 cm long, pubescent. Inflorescences in branched terminal heads; pedicels 2.5–3.5 cm long. Sepals 5, broadly ovate, two c. 5 mm long, three c. 10 mm long, hairless to sparsely puberulous. Petals yellow, broadly obovate, c.12 mm long. Stamens 10. Pods linear, 15–23 cm long, hairless, slowly dehiscent along both sutures. | |
| Notes: | ||
| Derivation of specific name: | siamea: of Siam (Thailand) | |
| Flowering time: | ||
| Worldwide distribution: | Native to Laos, Myanmar, Sri Lanka, Thailand and Vietnam | |
| Growth form(s): | Tree. | |
| Insects associated with this species: | ||
| Spot characters: | Display spot characters for this species | |
| Literature: |
Brummitt, R.K., Chikuni, A.C., Lock, J.M. & Polhill, R.M. (2007). Leguminosae Subfamily Caesalpinioideae Flora Zambesiaca 3(2) Page 148. Burrows, J.E., Burrows, S.M., Lötter, M.C. & Schmidt, E. (2018). Trees and Shrubs Mozambique Publishing Print Matters (Pty), Cape Town. Page 266. (Includes a picture). Da Silva, M.C., Izidine, S. & Amude, A.B. (2004). A preliminary checklist of the vascular plants of Mozambique. Southern African Botanical Diversity Network Report No. 30 Sabonet, Pretoria Page 150. Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 44. |
Other sources of information about Senna siamea:
Our websites:
Flora of Burundi: Senna siameaFlora of Malawi: cultivated Senna siamea
Flora of Mozambique: Senna siamea
Flora of Mozambique: cultivated Senna siamea
Flora of Zimbabwe: Senna siamea
Flora of Zimbabwe: cultivated Senna siamea
External websites:
African Plants: A Photo Guide (Senckenberg): Senna siameaBHL (Biodiversity Heritage Library): Senna siamea
EOL (Encyclopedia of Life): Senna siamea
GBIF (Global Biodiversity Information Facility): Senna siamea
Google: Web - Images - Scholar
iNaturalist: Senna siamea
IPNI (International Plant Names Index): Senna siamea
JSTOR Plant Science: Senna siamea
Mansfeld World Database of Agricultural and Horticultural Crops: Senna siamea
Plants of the World Online: Senna siamea
Tropicos: Senna siamea
Wikipedia: Senna siamea
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